<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <style>
        * {
            padding: 0;
            margin: 0;
        }
        
        body {
            background-color: black;
        }
        
        .box {
            margin: 300px auto;
            text-align: center;
        }
        
        .box {
            font-size: 40px;
            font-weight: 800;
            color: black;
            animation: ll 2s linear infinite;
        }
        
        @keyframes ll {
            0% {
                color: white;
                filter: blur(1px);
                text-shadow: 0 0 10px lightskyblue, 0 0 20px lightskyblue, 0 0 30px lightskyblue, 0 0 40px lightskyblue, 0 0 50px lightskyblue;
            }
            100% {
                filter: blur(0px);
                color: black;
                text-shadow: none;
            }
        }
        /*         .box span:nth-child(1) {
            transition-delay: 0s;
        }
        
        .box span:nth-child(2) {
            transition-delay: .4s;
        }
        
        span:nth-child(3) {
            color: red;
            transition-delay: 1s;
        }
        
        span:nth-child(4) {
            transition-delay: .3s;
        }
        
        span:nth-child(5) {
            transition-delay: .4s;
        }
        
        span:nth-child(6) {
            transition-delay: .5s;
        }
        
        span:nth-child(7) {
            transition-delay: .6s;
        }
        
        span:nth-child(8) {
            transition-delay: .7s;
        }
        
        span:nth-child(9) {
            transition-delay: .8s;
        }
        
        span:nth-child(10) {
            transition-delay: .9s;
        } */
    </style>

</head>

<body>
    <div class="box">
        <span>l</span>
        <span>o</span>
        <span>a</span>
        <span>d</span>
        <span>i</span>
        <span>n</span>
        <span>g</span>
        <span>.</span>
        <span>.</span>
        <span>.</span>
    </div>

</body>

</html>